login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)

A293131 as a simple table

n a(n)
1 1
2 3
3 12
4 53
5 291
6 1878
7 13975
8 117949
9 1113390
10 11623335
11 132966129
12 1654043412
13 22229656253
14 320987000444
15 4955905924999
16 81473034355102
17 1420855869195491
18 26199991898769875
19 509316957086997352
20 10410226994717110400
21 223190941584248205202
22 5008311999035018587226
23 117392752432115751942460
24 2869030095761224977541954
25 72986933627698300236793754
26 1929744200916184847850410278
27 52951379113886857052967930528
28 1505915222058143312106047567382

[1,3,12,53,291,1878,13975,117949,1113390,11623335,
 132966129,1654043412,22229656253,320987000444,
 4955905924999,81473034355102,1420855869195491,
 26199991898769875,509316957086997352,
 10410226994717110400,223190941584248205202,
 5008311999035018587226,117392752432115751942460,
 2869030095761224977541954,
 72986933627698300236793754,
 1929744200916184847850410278,
 52951379113886857052967930528,
 1505915222058143312106047567382]

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified July 13 17:54 EDT 2020. Contains 335689 sequences. (Running on oeis4.)